The aurora and solar activity archive
Searching for historical solar and auroral activity data? The archive is filled with data between the year 1996 and yesterday. You can choose a viewing mode to quickly look for days with interesting space weather and pick a day to view the archived data for that day with more detailed space weather data.
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1Kp2- | ||||||
2A1.57 Kp1 | 3Kp0+ | 4Kp2- | 5Kp1- | 6Kp1 | 7Kp1- | 8Kp1+ |
9Kp3- | 10Kp2 | 11Kp3- | 12Kp2- | 13A0.45 Kp2 | 14Kp1+ | 15Kp2+ |
16Kp1 | 17Kp1 | 18Kp4 | 19Kp4- | 20A1.3 Kp2+ | 21Kp2+ | 22Kp2- |
23Kp1+ | 24Kp1+ | 25Kp2- | 26Kp2+ | 27A1.1 Kp1 | 28Kp1- | 29Kp1- |
30Kp1- | 31Kp1+ | |||||
Latest news
Monday, 11 November 2024
Coronal hole faces Earth
Friday, 1 November 2024
X2.0 solar flare
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
Latest forum messages
AR 13901 88Incoming & Unnumbered Active Regions 1245Sunspot Latitudes at or near Solar Maximum 76The Rotations of AR 13780 and AR 13902 1Space Weather Memes 580
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/20 | M1.1 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 142.7 -23.8 |
| Last 30 days | 155.2 +4.4 |